.search{
  position: sticky;
  top: 0;
  margin-bottom: 10px;
  width: 100%;
  background-color: #fff;
  height: 50px;
  z-index: 888;
}

.search .search-bar{
  position: relative;
  left: 50%;
  top: 50%;
  transform: translate(-50%,-50%);
  width: 90%;
}